发明授权
US06310252B1 [(3-alkoxy-phenoxy)-ethyl]-dialkylamine derivatives and their use as local anaesthetics
失效
[（3-烷氧基 - 苯氧基） - 乙基] - 二烷基胺衍生物及其作为局部麻醉剂的用途
![[(3-alkoxy-phenoxy)-ethyl]-dialkylamine derivatives and their use as local anaesthetics](/docs/US/2001-10-30/US06310252B1/abs.jpg.600x600.jpg)
- 专利标题： [(3-alkoxy-phenoxy)-ethyl]-dialkylamine derivatives and their use as local anaesthetics
- 专利标题（中）： [（3-烷氧基 - 苯氧基） - 乙基] - 二烷基胺衍生物及其作为局部麻醉剂的用途
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申请号： US08776620申请日： 1997-01-27
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公开(公告)号： US06310252B1公开(公告)日： 2001-10-30
- 发明人: Rune Sandberg
- 申请人： Rune Sandberg
- 优先权： SE9503798 19951027; SE9600329 19960130
- 主分类号： A61K31135
- IPC分类号： A61K31135
![[(3-alkoxy-phenoxy)-ethyl]-dialkylamine derivatives and their use as local anaesthetics](/abs-image/US/2001/10/30/US06310252B1/abs.jpg.150x150.jpg)
摘要：
There is provided compounds of formula I, wherein R1 represents C3-5 alkyl; and R2 and R3 independently represent C1-3 alkyl; provided that when R2 and R3 both represent ethyl, then R1 does not represent n-butyl, i-butyl or n-pentyl; or a pharmaceutically acceptable salt thereof, which are useful as anaesthetics, in particular local anaesthetics and especially topically applied local anaesthetics.
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